* {
    margin: 0;
    padding: 0;
}

body {
    height: 100vh;
    display: flex;
    justify-content: center;
}

.todo {
    width: 500px;
    height: 500px;
    /* border: 1px solid #000; */
    margin-top: 30px;
}

.title {
    font-size: 50px;
    text-align: center;
    color: red;
    font-weight: bold;
}

.input-group {
    display: flex;
    font-size: 30px;
}

.label {
    padding: 10px;
}

.content {
    flex: 1;
    font-size: 20px;
}

.btn {
    width: 80px;
    font-size: 30px;
    margin-left: 10px;
}

.list-item {
    display: flex;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid #aaa;
    font-size: 26px;
}

.item-check {
    width: 30px;
    height: 30px;
}

.item-content {
    flex: 1;
    margin: 0 10px;
    line-height: 30px;
}

.close {
    display: none;
}

.list-item:hover .close {
    display: block;
    cursor: pointer;
}